/// 支持的卡類型
enum TappayCardType {
  visa,

  masterCard,

  amex,

  jcb,

  chinaUnionPay,

  discover,
}

/// 默認支持的卡類型
const kDefaultSupportedCardTypes = [
  TappayCardType.visa,
  TappayCardType.masterCard,
  TappayCardType.amex,
  TappayCardType.jcb,
];